FNUS73 KDMX 021408 FWSDMX SPOT FORECAST FOR NURSERY PILE...IOWA DNR FIRE NATIONAL WEATHER SERVICE DES MOINES IA 908 AM CDT MON APR 2 2012 FORECAST IS BASED ON IGNITION TIME OF 1130 CDT ON APRIL 02. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. AN INITIAL OBSERVATION AT IGNITION AND A MID BURN OBSERVATION ARE REQUIRED... PLEASE RELAY THEM TO THE NATIONAL WEATHER SERVICE FOR EACH PRESCRIBED BURN. .DISCUSSION... CONDITIONS WILL REMAIN DRY INTO THE EVENING WITH SOUTH TO SOUTHEAST SURFACE WINDS. A COLD FRONT WILL PASS THROUGH THE AREA TONIGHT WITH WINDS SHIFTING TO THE NORTHWEST LATE. .TODAY... SKY/WEATHER.........PARTLY SUNNY (50-60 PERCENT). PATCHY FOG EARLY IN THE MORNING. TEMPERATURE.........70 AT IGNITION...MAX 79. RH..................59 PERCENT AT IGNITION...MIN 50 PERCENT. EYE LEVEL WINDS.....SOUTH WINDS 13 TO 18 MPH. HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......1900 FT AGL INCREASING TO 3700 FT AGL LATE IN THE MORNING...THEN DECREASING TO 1400 FT AGL LATE IN THE AFTERNOON. MIXING WINDS........SOUTH 17 TO 26 MPH. SMOKE DISPERSAL.....POOR TO EXCELLENT (4300-73900 KNOT-FT). WIND (20 FT)........WINDS SOUTHEAST AT 18 MPH AT IGNITION...OTHERWISE SOUTH WINDS 13 TO 18 MPH. TIME (CDT) 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM SKY (%).........45 46 46 46 45 44 42 41 WEATHER COV..... WEATHER TYPE.... TSTM COV........ TEMP............67 70 73 75 76 78 77 76 RH..............59 55 51 50 52 50 54 60 20 FT WIND DIR..SE SE SE SE S S S S 20 FT WIND SPD..17 18 18 18 17 16 15 13 20 FT WIND GUST.25 25 25 25 25 25 20 15 EYE LVL WND DIR.SE SE SE SE S S S S EYE LVL WND SPD.12 13 13 13 12 11 11 9 EYE LVL WND GST.25 25 25 25 25 25 20 15 MIX HGT (KFT)...1.9 2.4 2.9 3.2 3.4 3.7 2.5 1.4 MIXNG WIND DIR..SE SE SE SE S S S S MIXNG WIND SPD..17 18 20 21 22 23 25 26 HAINES INDEX....4 5 5 4 4 3 3 3 .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY (35-45 PERCENT) THEN BECOMING MOSTLY CLOUDY (60-70 PERCENT). SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS. TEMPERATURE.........MIN 54. RH..................MAX 78 PERCENT. EYE LEVEL WINDS.....SOUTH WINDS 7 TO 10 MPH SHIFTING TO THE NORTH 9 TO 16 MPH EARLY IN THE EVENING. HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......300 FT AGL. MIXING WINDS........SOUTH 21 TO 25 MPH BECOMING WEST 7 TO 14 MPH EARLY IN THE EVENING. SMOKE DISPERSAL.....POOR TO POOR (1500-5500 KNOT-FT). WIND (20 FT)........SOUTH WINDS 7 TO 10 MPH SHIFTING TO THE NORTH 9 TO 16 MPH EARLY IN THE EVENING. GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS. TIME (CDT) 7 PM 10 PM 1 AM 4 AM SKY (%).........41 64 69 70 WEATHER COV.....S CHC S CHC S CHC S CHC WEATHER TYPE....RNSHWR RNSHWR RNSHWR RNSHWR TSTM COV........S CHC S CHC S CHC S CHC TEMP............74 66 62 59 RH..............66 75 75 78 20 FT WIND......S 10G15 NW 10G15 NW 12G15 N 16G25 EYE LEVEL WIND..S 7G15 NW 7G15 NW 9G15 N 11G25 MIX HGT (FT)....300 300 300 300 MIXNG WIND......S 25 S 9 S 10 SW 8 HAINES INDEX....3 4 5 4 $$ FORECASTER...COGIL REQUESTED BY...RYAN TYPE OF REQUEST...PRESCRIBED .TAG 20120402.NURSE.01/DMX